Printable Expert Sudoku

Set 1j3pl8y. 8 puzzles with an answer key, ready to print.

Expert puzzles are our hardest tier, with sparse grids usually in the mid-20s for givens. Expect to fill in every candidate and hunt for x-wings and swordfish. A printed copy and a sharp pencil is the classic way to tackle them.

Each free PDF has 8 puzzles, four to a page on US Letter paper, plus an answer key with every solution. Every puzzle has exactly one solution. A new set appears here every day, or you can grab a different set any time.

Puzzles in this set

Expert #1
1 4 8
2
3 1 4
4 5 7 2
7
3 9
3 5 1
1 7 6
2 9 4 5
Expert #2
3 4 8
5 9
2 5 4
9 6
1 8
7
2 9 8 5
3 7 1
8 5 7
Expert #3
8 3 4
9
9 1 4 3 5
7 6 1 4
1 5 2 7
2 7 9
6 1
3
4 7 8
Expert #4
2 7
8 9
7 3 4 1
1 3
7 5 9
9 8
9 6 7 1
4 9 5
2 6
Expert #5
1 2
9 5 8
7 5 4
3 4 9 2
3 8 4
6
4 5
7 9 3 8
8 1
Expert #6
8 6 9
7 2 8 9 4
4 3
8 5 2
9 3 5
6 1
1 4 3 8
3 6 5 9
Expert #7
7 9 6 3 2
1 7 4
1
9
2 1 6 5
4 8
2 3 5 9
3
8 7 2
Expert #8
1 4
6 4 7 1
1 8 3
9
9 8 2
7 6 8 9
1 5 3
7 3
4 5

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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